共 8 条
[1]
GOULDEN CH, 1952, METHODS STATISTICAL
[2]
HEINRICHS DH, 1963, ADV AGRON, V15, P317, DOI DOI 10.1016/S0065-2113(08)60402-2
[3]
LEBEAU JB, 1958, PHYTOPATHOLOGY, V48, P148
[4]
SALONEN A, 1962, J SCI AGR SOC FINLAN, V34, P169
[5]
SANFORD G. B., 1933, CANADIAN JOUR RES, V8, P337
[6]
SANFORD GB, 1935, 1933 P WORLDS GRAIN, V2, P290
[7]
TSUKAMOTO JY, 1963, 195359 PROGR REPT, P16
[8]
TSUKAMOTO JY, 1961, CAN FEED REV, V1, P17